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Immune Support

product on market Capsule Twinlab Safety: 84/100
84/100

This product is generally safe

  • Vitamin D: 0.125mg is 1.2× the Tolerable Upper Intake Level (0.1mg)
  • Contains proprietary blend — exact ingredient amounts not disclosed
  • 67% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains Vitamin C, D, K, Zinc, and Selenium, which are supported by strong evidence for maintaining immune function and antioxidant defense. These nutrients play critical roles in supporting white blood cell activity and cellular health. The combination is generally well-tolerated with a high safety score.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

Vitamin D: 0.125mg is 1.2× the Tolerable Upper Intake Level (0.1mg)

Contains proprietary blend — exact ingredient amounts not disclosed

Label

Product Label

Label for Immune Support
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
67%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin C
500 mg (556% DV)
125 mcg (625% DV)
Exceeds UL by 1.2× (UL: 0.1 mg) 608 studies (A:16, B:251)
45 mcg (38% DV)
Within RDA (0.4× RDA) 275 studies (A:9, B:175)
15 mg (136% DV)
1.4× RDA — within safe limits 263 studies (A:6, B:134)
70 mcg (127% DV)
1.3× RDA — within safe limits 173 studies (A:0, B:67)
Proprietary Immune Support Blend (Combination)
100 mg

Other Ingredients

Hypromellose capsule Rice Flour Magnesium Stearate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: Take two capsules once daily (preferably with a meal) or as directed by a healthcare professional.

Warnings & Precautions

Warning: If you are pregnant or nursing, taking any medication, or have any medical condition, consult a health care professional before use.

Keep out of reach of children.

Formulation Notes

Twinlab Immune Support formula supports innate and adaptive defenses, the two major types of healthy immune function. Innate is your body's first line of defense while adaptive is targeted and includes antibodies and other specific immune cells.

Contains vitamins C, D, K, Zinc, Selenium and our Proprietary Immune Support Blend.

Supports overall immune health

Contains vitamin c, zinc, echinacea & elderberry

Additional Information

Bottled & Produced in the USA with USA and Imported Ingredients

30-day supply Instagram @Instagram Facebook TwinlabVitamins

Metadata

Product Details

UPC / SKU0 27434 04373 1
DSLD Entry Date2022-06-16
Product TypeOther Combinations
FormCapsule
BrandTwinlab
DSLD ID268466
Data Updated2026-04-11
Research

Research Evidence

371
Research Sources
54
Avg Quality
148
Meta Analysis
82
Systematic Review
71
Rct
62
Clinical Trial
2
Regulatory Source
1
Cochrane Review
1
Narrative Review
1
Other
1
Openfda Safety
A Vitamin C supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for the primary prevention of cardiovascular disease
Systematic Review The Cochrane database of systematic reviews 2017 PubMed DOI
A Vitamin C for preventing and treating the common cold
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin C for preventing and treating pneumonia
Meta Analysis The Cochrane database of systematic reviews 2013 PubMed DOI
A Vitamin E supplementation in pregnancy
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin C supplementation for prevention and treatment of pneumonia
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
A Nutritional interventions for preventing and treating pressure ulcers
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
A Does Vitamin C Supplementation Provide a Protective Effect in Periodontal Health? A Systematic Review and Meta-Analysis
Meta Analysis International journal of molecular sciences 2024 PubMed DOI
A Circulating vitamin C concentration and risk of cancers: a Mendelian randomization study
Meta Analysis BMC medicine 2021 PubMed DOI
View all evidence for Vitamin C →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.